1. Institute of Psychiatry, Psychology and Neurosciences, Kings College, London, UK
2. Department of Forensic Psychiatry, University of Bern, Bern, Switzerland
3. University of Foggia, Italy
4. South London and Maudsley Foundation NHS Trust, London, UK
5. Department of Psychiatry, Psychotherapy and Psychosomatics, Psychiatric Hospital, Specialized Outpatient Clinic for ADHD, University of Zurich, Zurich, Switzerland
6. Specialist Registrar, Camden and Islington NHS Foundation Trust, London